30-01-2019
Physics

contestada

A wave has a wavelength of 7 mm and a frequency of 19 hertz. What is its speed?

Respuesta :

30-01-2019

Speed = (frequency) x (wavelength)

Speed = (19 per second) x (7 mm)

Speed = (19 x 7) (per second · mm)

Speed = 133 mm/sec

or you might want to write Speed = 0.133 m/s .

Answer Link

Otras preguntas

Where is the thyroid gland located? A. Neck B. Lungs C. Esophagus D. Gallbladder

what is alliteration in a poem

A pharmacist wants to make 30 ml of a 72% solution. How many ml of a 60% solution must he mix with a 80% solution to make the desired solution?

Which is more economical: purchasing economy size at 3kilograms for $3.15 or purchasing the regular size at 840 grams for $.60?

Which two ecosystems recieve the least amount of rainfall on average? Tundra and desert Deciduous forest and alphine Desert and grassland Alphine and grassland

how many times does 40 go into 280

When it first formed in 1960, the Student Nonviolent Coordination Committee did not promote the use of aggressive action. was centered around the idea of Black

Martha deposits $500 in an account that pays 6% simple interest, and $1000 in a second account which has a higher interest rate but is more risky. What interest

Three numbers between 80 and 100 are prime numbers. What numbers are they? Eight numbers between 31 and 41 are composite numbers what are they? Write all the pr

what percent os 3/4 is 1/8